JEE Main 2022 — p Block Elements (Group 15, 16, 17 & 18) Question with Solution
JEE Main 2022 (25 Jun Shift 2)
Question
Find number of ionisable hydrogen in
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Show full solutionCorrect answer: 3
Correct answer
3
Step-by-step explanation
is a yellowish white powder and in moist air, it hydrolyses into and finally gets converted to phosphoric acid.
Phosphoric acid has 3 ionisable hydrogen atoms.
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This is a previous-year question from JEE Main 2022, covering the p Block Elements (Group 15, 16, 17 & 18) chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.